MC33FS8400G0KSR2

Power Management - Specialized Overview

The MC33FS8400G0KSR2 is a safety power management IC from NXP Semiconductors, designed for automotive applications. It operates within an input voltage range of 5.1 V to 60 V and features a maximum input current of 1.5 A. The device is housed in a 56-terminal HVQFN package with dimensions of 8 mm x 8 mm x 0.85 mm. It supports a wide operating temperature range from -40 °C to +125 °C and has a quiescent supply current of 15 mA. In shutdown mode, sleep current is specified at 10 µA.

Power Management - Specialized Feature Summary

• Integrates multiple switch-mode power supplies (SMPS) and linear regulators to efficiently power S32 microcontrollers and other system components.
• Includes independent safety monitoring hardware to achieve ASIL B functional safety compliance, ensuring robust fault detection and safe output states.
• Features programmable power sequencing and specific functions via one-time programmable (OTP) memory, allowing customization for diverse application requirements.

Power Management - Specialized Applications

• Advanced Driver Assistance Systems (ADAS) domain controllers
• Automotive radar sensor systems
• Automotive vision and camera systems

Power Management - Specialized Procurement Notes

Verify the complete part number including the KS suffix and G0 variant to ensure compatibility with the HVQFN56 package and intended OTP configuration. Confirm that the component meets AEC-Q100 qualification standards for your specific automotive grade requirements. Cross-reference the datasheet revision to ensure alignment with the latest safety documentation and electrical specifications before integration into production designs.

Power Management - Specialized Selection Notes

Select this component for systems requiring ASIL B safety certification alongside efficient power distribution for S32 microcontrollers. It is suitable for designs needing flexible power sequencing and low standby consumption. Ensure the design accommodates the 56-pin HVQFN footprint and thermal requirements. Consider the FS84 series scalability if future pin-to-pin compatibility with FS85 devices is desired for product line expansion.

Power Management - Specialized Part Context

This device belongs to the FS84 series of automotive System Basis Chips (SBCs), developed in accordance with ISO 26262 standards. It serves as a primary companion chip for S32 microcontrollers, offering a scalable power and safety concept. The series includes pin-to-pin and software-compatible variants like the FS85, facilitating modular design approaches across different automotive electronic control units.

Power Management - Specialized Replacement Considerations

For new designs, NXP recommends using parts with the KS suffix, such as the MC3xFS84xxKS series, which are optimized for the HVQFN56 package. Verify functional equivalence with other FS84 family members if substituting, noting that direct replacements may require re-verification of OTP configurations and safety integrity levels.

Power Management - Specialized FAQ

What is the functional safety level achieved by the MC33FS8400G0KSR2?

The device incorporates independent safety monitoring equipment to achieve ASIL B functional safety compliance.

How is the power sequencing and functionality configured?

Power sequencing and specific functions are programmable via one-time programmable (OTP) memory, with standard pre-defined OTP options available for mainstream microcontrollers.